FR2454634B1 - - Google Patents
Info
- Publication number
- FR2454634B1 FR2454634B1 FR8008898A FR8008898A FR2454634B1 FR 2454634 B1 FR2454634 B1 FR 2454634B1 FR 8008898 A FR8008898 A FR 8008898A FR 8008898 A FR8008898 A FR 8008898A FR 2454634 B1 FR2454634 B1 FR 2454634B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29307—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide components assembled in or forming a solid transparent unitary block, e.g. for facilitating component alignment
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29311—Diffractive element operating in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Communication System (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792916234 DE2916234A1 (en) | 1979-04-21 | 1979-04-21 | COUPLING DEVICE COUPLING OPTICAL SIGNALS INTO A OR FROM A TRANSFER FIBER |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2454634A1 FR2454634A1 (en) | 1980-11-14 |
FR2454634B1 true FR2454634B1 (en) | 1981-11-06 |
Family
ID=6068951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8008898A Granted FR2454634A1 (en) | 1979-04-21 | 1980-04-21 | COUPLING DEVICE FOR INTRODUCING OPTICAL SIGNALS INTO A TRANSMISSION GLASS FIBER OR FOR EXTRACTING OPTICAL SIGNALS FROM SUCH FIBER |
Country Status (7)
Country | Link |
---|---|
US (1) | US4362359A (en) |
JP (1) | JPS55156905A (en) |
CA (1) | CA1154137A (en) |
DE (1) | DE2916234A1 (en) |
FR (1) | FR2454634A1 (en) |
GB (1) | GB2049219B (en) |
SE (1) | SE446668B (en) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57133429A (en) * | 1981-02-12 | 1982-08-18 | Nippon Sheet Glass Co Ltd | Light distributing circuit |
US4417334A (en) * | 1981-04-16 | 1983-11-22 | Ncr Corporation | Data processing system having dual-channel system bus |
DE3118582A1 (en) * | 1981-05-11 | 1982-12-02 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Optical coupler |
DE3218022C2 (en) * | 1981-05-13 | 1984-08-02 | Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Optical device for multiplexing |
FR2510846A1 (en) * | 1981-07-31 | 1983-02-04 | Trt Telecom Radio Electr | DEVICE FOR COUPLING A TRANSMITTER AND A RADIATION RECEIVER AT AN END OF AN OPTICAL FIBER |
US4557553A (en) * | 1981-11-02 | 1985-12-10 | The United States Of America As Represented By The Secretary Of The Navy | Method of wavelength multiplexing in fused single-mode fiber couplers |
US4556279A (en) * | 1981-11-09 | 1985-12-03 | Board Of Trustees Of The Leland Stanford Junior University | Passive fiber optic multiplexer |
DE3213839A1 (en) * | 1982-04-15 | 1983-10-27 | Philips Patentverwaltung Gmbh, 2000 Hamburg | OPTICAL WAVELENGTH MULTIPLEX OR -DEMULTIPLEX ARRANGEMENT |
US4550975A (en) * | 1982-04-29 | 1985-11-05 | At&T Bell Laboratories | Optical coupling devices |
DE3218023A1 (en) * | 1982-05-13 | 1983-11-17 | Philips Kommunikations Industrie AG, 8500 Nürnberg | OPTICAL MULTIPLEXER |
US4486071A (en) * | 1982-07-07 | 1984-12-04 | At&T Bell Laboratories | Optical coupling device |
US4515431A (en) * | 1982-08-11 | 1985-05-07 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
DE3232793A1 (en) * | 1982-09-03 | 1984-03-08 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | OPTICAL COUPLING |
FR2546309B1 (en) * | 1983-05-19 | 1986-07-04 | Yi Yan Alfredo | OPTICAL GUIDING STRUCTURE USING A DIFFRACTION NETWORK |
US4560234A (en) * | 1983-08-15 | 1985-12-24 | Board Of Trustees Of The Leland Stanford Junior University | Fiber optic switchable coupler |
US4554510A (en) * | 1983-09-12 | 1985-11-19 | The Board Of Trustees Of Leland Stanford Junior University | Switching fiber optic amplifier |
FR2553243B1 (en) * | 1983-10-11 | 1990-03-30 | Lignes Telegraph Telephon | WAVELENGTH OPTICAL WAVELENGTH MULTIPLEXER-DEMULTIPLEXER FOR BIDIRECTIONAL LINK |
US4783137A (en) * | 1983-11-15 | 1988-11-08 | Kosman Karel J | Fiber optic coupling system |
US4723824A (en) * | 1983-11-25 | 1988-02-09 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4674830A (en) * | 1983-11-25 | 1987-06-23 | The Board Of Trustees Of The Leland Stanford Junior University | Fiber optic amplifier |
US4649351A (en) * | 1984-10-19 | 1987-03-10 | Massachusetts Institute Of Technology | Apparatus and method for coherently adding laser beams |
DE3605516A1 (en) * | 1985-02-21 | 1986-09-04 | Canon K.K., Tokio/Tokyo | OPTICAL FUNCTIONAL ELEMENT AND OPTICAL FUNCTIONAL DEVICE |
DE3608465A1 (en) * | 1985-03-16 | 1986-09-18 | Hewlett-Packard GmbH, 7030 Böblingen | Light-transmitting device for a fibre-optical sensor |
DE3605248A1 (en) * | 1986-02-19 | 1987-09-03 | Standard Elektrik Lorenz Ag | OPTICAL TRANSMITTER / RECEIVER MODULE |
US5136411A (en) * | 1987-12-11 | 1992-08-04 | General Instrument Corporation | Dynamically responsive CATV system with shared fiber optic link |
US4849624A (en) * | 1988-06-24 | 1989-07-18 | The Boeing Company | Optical wavelength division multiplexing of digital encoder tracks |
JPH0260315A (en) * | 1988-08-26 | 1990-02-28 | Hitachi Ltd | Voltage controlled oscillator circuit |
IT1227614B (en) * | 1988-12-22 | 1991-04-22 | Italtel Spa | TRANSMITTER HYBRID MODULE FOR BIDIRECTIONAL TRANSMISSION ON A SINGLE-MODE FIBER OF TWO OPTICAL SIGNALS |
US5796096A (en) * | 1991-07-26 | 1998-08-18 | Accuwave Corporation | Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials |
US5440669A (en) * | 1991-07-26 | 1995-08-08 | Accuwave Corporation | Photorefractive systems and methods |
US5335098A (en) * | 1991-07-26 | 1994-08-02 | Accuwave Corporation | Fixing method for narrow bandwidth volume holograms in photorefractive materials |
US5691989A (en) * | 1991-07-26 | 1997-11-25 | Accuwave Corporation | Wavelength stabilized laser sources using feedback from volume holograms |
CA2114226A1 (en) * | 1991-07-26 | 1993-02-18 | George Anthony Rakuljic | Photorefractive systems and methods |
US5491570A (en) * | 1991-07-26 | 1996-02-13 | Accuwave Corporation | Methods and devices for using photorefractive materials at infrared wavelengths |
US5412506A (en) * | 1992-03-09 | 1995-05-02 | At&T Corp. | Free-space optical interconnection arrangement |
DE19508100B4 (en) * | 1995-02-03 | 2004-09-02 | Storz Endoskop Gmbh | Device for coupling light rays into an optical fiber |
US6046854A (en) | 1996-02-09 | 2000-04-04 | Corning Incorporated | Multi-path interference filter with reflective surfaces |
US5841583A (en) * | 1996-02-09 | 1998-11-24 | Corning Incorporated | Multi-path interference filter |
US6381387B1 (en) * | 2000-08-02 | 2002-04-30 | Networks Photonics, Inc. | Athermalization of a wavelength routing element |
JP2003107278A (en) * | 2001-09-28 | 2003-04-09 | Nippon Sheet Glass Co Ltd | Optical module and its manufacturing method |
JP2003255113A (en) * | 2002-02-28 | 2003-09-10 | Canon Inc | Light separation element and optical appliance using the same |
US7076132B2 (en) * | 2002-04-18 | 2006-07-11 | Bookham (Us) Inc. | Optical devices and methods |
US8452141B2 (en) * | 2010-07-30 | 2013-05-28 | Hewlett-Packard Development Company, L.P. | Optical waveguide coupling device and associated methods |
KR101916501B1 (en) * | 2012-06-28 | 2018-11-07 | 휴렛 팩커드 엔터프라이즈 디벨롭먼트 엘피 | Optical shuffling |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4057326A (en) * | 1976-05-27 | 1977-11-08 | Rca Corporation | Simplified and improved diffractive subtractive color filtering technique |
JPS5342043A (en) * | 1976-09-28 | 1978-04-17 | Nec Corp | Optical multichannel system |
GB1589692A (en) * | 1976-10-13 | 1981-05-20 | Nippon Selfoc Co Ltd | Optical devices |
JPS6049882B2 (en) * | 1977-07-07 | 1985-11-05 | 日本セルフオツク株式会社 | Optical multiplexing/demultiplexing circuit for optical beams |
US4198117A (en) * | 1976-12-28 | 1980-04-15 | Nippon Electric Co., Ltd. | Optical wavelength-division multiplexing and demultiplexing device |
US4111524A (en) * | 1977-04-14 | 1978-09-05 | Bell Telephone Laboratories, Incorporated | Wavelength division multiplexer |
NL7714270A (en) * | 1977-12-22 | 1979-06-26 | Nederlanden Staat | DEVICE FOR COUPLING AT LEAST THREE LIGHT GUIDES. |
JPS54100752A (en) * | 1978-01-25 | 1979-08-08 | Mitsubishi Electric Corp | Optical device |
JPS54102136A (en) * | 1978-01-27 | 1979-08-11 | Mitsubishi Electric Corp | Light circuit element |
JPS54146644A (en) * | 1978-05-09 | 1979-11-16 | Mitsubishi Electric Corp | Light distributor |
-
1979
- 1979-04-21 DE DE19792916234 patent/DE2916234A1/en active Granted
-
1980
- 1980-04-10 CA CA000349580A patent/CA1154137A/en not_active Expired
- 1980-04-18 GB GB8012781A patent/GB2049219B/en not_active Expired
- 1980-04-18 SE SE8002908A patent/SE446668B/en not_active IP Right Cessation
- 1980-04-21 JP JP5181180A patent/JPS55156905A/en active Granted
- 1980-04-21 US US06/141,858 patent/US4362359A/en not_active Expired - Lifetime
- 1980-04-21 FR FR8008898A patent/FR2454634A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2916234C2 (en) | 1987-05-21 |
JPS635730B2 (en) | 1988-02-04 |
SE446668B (en) | 1986-09-29 |
CA1154137A (en) | 1983-09-20 |
FR2454634A1 (en) | 1980-11-14 |
GB2049219A (en) | 1980-12-17 |
GB2049219B (en) | 1983-04-27 |
SE8002908L (en) | 1980-10-22 |
US4362359A (en) | 1982-12-07 |
JPS55156905A (en) | 1980-12-06 |
DE2916234A1 (en) | 1980-10-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |